663248960

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:305

約数の個数: 224

約数和(自身を含む): 1860986880

約数和(自身を除く): 1197737920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 47, 55, 64, 76, 80, 88, 94, 95, 110, 152, 160, 176, 188, 190, 209, 211, 220, 235, 304, 320, 352, 376, 380, 418, 422, 440, 470, 517, 608, 704, 752, 760, 836, 844, 880, 893, 940, 1034, 1045, 1055, 1216, 1504, 1520, 1672, 1688, 1760, 1786, 1880, 2068, 2090, 2110, 2321, 2585, 3008, 3040, 3344, 3376, 3520, 3572, 3760, 4009, 4136, 4180, 4220, 4465, 4642, 5170, 6080, 6688, 6752, 7144, 7520, 8018, 8272, 8360, 8440, 8930, 9284, 9823, 9917, 10340, 11605, 13376, 13504, 14288, 15040, 16036, 16544, 16720, 16880, 17860, 18568, 19646, 19834, 20045, 20680, 23210, 28576, 32072, 33088, 33440, 33760, 35720, 37136, 39292, 39668, 40090, 41360, 44099, 46420, 49115, 49585, 57152, 64144, 66880, 67520, 71440, 74272, 78584, 79336, 80180, 82720, 88198, 92840, 98230, 99170, 109087, 128288, 142880, 148544, 157168, 158672, 160360, 165440, 176396, 185680, 188423, 196460, 198340, 218174, 220495, 256576, 285760, 314336, 317344, 320720, 352792, 371360, 376846, 392920, 396680, 436348, 440990, 545435, 628672, 634688, 641440, 705584, 742720, 753692, 785840, 793360, 872696, 881980, 942115, 1090870, 1282880, 1411168, 1507384, 1571680, 1586720, 1745392, 1763960, 1884230, 2072653, 2181740, 2822336, 3014768, 3143360, 3173440, 3490784, 3527920, 3768460, 4145306, 4363480, 6029536, 6981568, 7055840, 7536920, 8290612, 8726960, 10363265, 12059072, 14111680, 15073840, 16581224, 17453920, 20726530, 30147680, 33162448, 34907840, 41453060, 60295360, 66324896, 82906120, 132649792, 165812240, 331624480, 663248960]

約数ペア:

[(1, 663248960), (2, 331624480), (4, 165812240), (5, 132649792), (8, 82906120), (10, 66324896), (11, 60295360), (16, 41453060), (19, 34907840), (20, 33162448), (22, 30147680), (32, 20726530), (38, 17453920), (40, 16581224), (44, 15073840), (47, 14111680), (55, 12059072), (64, 10363265), (76, 8726960), (80, 8290612), (88, 7536920), (94, 7055840), (95, 6981568), (110, 6029536), (152, 4363480), (160, 4145306), (176, 3768460), (188, 3527920), (190, 3490784), (209, 3173440), (211, 3143360), (220, 3014768), (235, 2822336), (304, 2181740), (320, 2072653), (352, 1884230), (376, 1763960), (380, 1745392), (418, 1586720), (422, 1571680), (440, 1507384), (470, 1411168), (517, 1282880), (608, 1090870), (704, 942115), (752, 881980), (760, 872696), (836, 793360), (844, 785840), (880, 753692), (893, 742720), (940, 705584), (1034, 641440), (1045, 634688), (1055, 628672), (1216, 545435), (1504, 440990), (1520, 436348), (1672, 396680), (1688, 392920), (1760, 376846), (1786, 371360), (1880, 352792), (2068, 320720), (2090, 317344), (2110, 314336), (2321, 285760), (2585, 256576), (3008, 220495), (3040, 218174), (3344, 198340), (3376, 196460), (3520, 188423), (3572, 185680), (3760, 176396), (4009, 165440), (4136, 160360), (4180, 158672), (4220, 157168), (4465, 148544), (4642, 142880), (5170, 128288), (6080, 109087), (6688, 99170), (6752, 98230), (7144, 92840), (7520, 88198), (8018, 82720), (8272, 80180), (8360, 79336), (8440, 78584), (8930, 74272), (9284, 71440), (9823, 67520), (9917, 66880), (10340, 64144), (11605, 57152), (13376, 49585), (13504, 49115), (14288, 46420), (15040, 44099), (16036, 41360), (16544, 40090), (16720, 39668), (16880, 39292), (17860, 37136), (18568, 35720), (19646, 33760), (19834, 33440), (20045, 33088), (20680, 32072), (23210, 28576)]